TREA

John J. Groezinger

Follow

Person

  • Dunlap, IL, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Twist on disposable filter
    • Patent number 4,859,328
    • Issue date Aug 22, 1989
    • Caterpillar Inc.
    • John J. Groezinger
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Twist on disposable filter
    • Patent number D296925
    • Issue date Jul 26, 1988
    • Caterpillar Inc.
    • John J. Groezinger
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Twist on disposable filter
    • Patent number 4,719,012
    • Issue date Jan 12, 1988
    • Caterpillar Inc.
    • John J. Groezinger
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Apparatus and method for wrapping an external tape support about a...
    • Patent number 4,692,196
    • Issue date Sep 8, 1987
    • Caterpillar Inc.
    • Norman W. Ellegood
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Machine and method for assembling pleated filter material and a hol...
    • Patent number 4,626,307
    • Issue date Dec 2, 1986
    • Caterpillar Inc.
    • Paul Cherkas
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Tire cooling by fluid transfer element
    • Patent number 4,620,580
    • Issue date Nov 4, 1986
    • Caterpillar Inc.
    • John J. Groezinger
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Tire and wheel configuration
    • Patent number 4,393,913
    • Issue date Jul 19, 1983
    • Caterpillar Tractor Co.
    • Charles E. Grawey
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Tire tread forming mold body
    • Patent number 4,181,488
    • Issue date Jan 1, 1980
    • Caterpillar Tractor Co.
    • Charles E. Grawey
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Tire tread forming apparatus
    • Patent number 4,181,482
    • Issue date Jan 1, 1980
    • Caterpillar Tractor Co.
    • Charles E. Grawey
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Tire tread forming method
    • Patent number 4,152,388
    • Issue date May 1, 1979
    • Caterpillar Tractor Co.
    • Charles E. Grawey
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Seal arrangement for an oval tire and rim
    • Patent number 4,043,370
    • Issue date Aug 23, 1977
    • Caterpillar Tractor Co.
    • William B. Unwin
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Expandable tire rim arrangement and method of installation
    • Patent number 3,998,258
    • Issue date Dec 21, 1976
    • Caterpillar Tractor Co.
    • Charles E. Grawey
    • B60 - VEHICLES IN GENERAL